乎 hū at; from; because
Made up of [丿 piě 'slash' radical 4]Made with 5 strokes.
Ancient small seal form 
Related characters
Also uses 丿 piě component: 必 bì (certainly) 弟 dì (younger brother) 久 jiǔ (long time) 九 jiǔ (nine) 乐 lè (music) 么 me (what) 乃 nǎi (to be) 年 nián (year) 少 shǎo (less) 生 shēng (produce) 失 shī (to lose) 勿 wù (do not) 戊 wù (fifth (ordinal)) 午 wǔ (noon) 义 yì (justice) 之 zhī (him) 族 zú (clan)